US4556146A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Individually packaged disposable absorbent article
Assignee: Procter and Gamble Co
•
Filing: 1984-02-08
•
Granted: 1985-12-03
•
Expires: 2004-02-08
Abstract
Abstract An article of manufacture is disclosed for absorbing liquids, particularly body fluids such as menses. The disclosed article is disposable and has a wrapper associated therewith. The wrapper overlays one major surface of the article and by folding the article and sealing the wrapper, an individually packaged disposable absorbent article is provided.
Inventors
- 👤 James L. Swanson
- 👤 Raymond L. Bendure
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 16:52
CPC Classifications
A; A61; A61F; A61F13/00; A61F13/15; A61F13/551; A61F13/5513; A61F13/55135; A61F13/5514; A61F15/00; A61F15/001; A61F2013/55195
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
118 words
An individually packaged disposable absorbent article comprising: an absorbent pad having a first major surface and a second major surface; an envelope sheet comprising a liquid permeable topsheet portion overlaying said first major surface and a backsheet portion overlaying said second major surface said envelope sheet encasing said absorbent pad, said backsheet portion being coated with a layer of adhesive; a perimeter having longitudinal perimeter segments; and a wrapper, said wrapper being releasably affixed to said backsheet portion of said envelope sheet and having longitudinal flap portions extending outward from said longitudinal perimeter segments, said absorbent pad and said wrapper being folded as a unit about at least two fold-axes and said longitudinal flap portions being frangibly sealed.
Claim 2
Dependent Claim
118 words
An individually packaged disposable absorbent article comprising: an absorbent pad having a first major surface and a second major surface; an envelope sheet comprising a liquid permeable topsheet portion overlaying said first major surface and a backsheet portion overlaying said second major surface said envelope sheet encasing said absorbent pad, said backsheet portion being coated with a layer of adhesive; a perimeter having longitudinal perimeter segments; and a wrapper, said wrapper being releasably affixed to said backsheet portion of said envelope sheet and having longitudinal flap portions extending outward from said longitudinal perimeter segments, said absorbent pad and said wrapper being folded as a unit about at least two fold-axes and said longitudinal flap portions being frangibly sealed.
Claim 3
Dependent Claim
15 words
The individually packaged disposable absorbent article of claim 1 wherein said wrapper has a pouch.
Claim 4
Dependent Claim
33 words
The individually packaged disposable absorbent article of claim 1 wherein said backsheet portion and said topsheet portion are unitary and a barrier is interposed between said backsheet portion and said second major surface.
Claim 5
Dependent Claim
25 words
The individually packaged disposable absorbent article of claim 1 wherein said backsheet portion and said topsheet portion are integral; said backsheet portion being liquid impermeable.
Claim 6
Dependent Claim
117 words
An individually packaged catamenial pad comprising: an absorbent pad having a first major surface and a second major surface; an envelope sheet comprising a liquid permeable topsheet portion overlaying said first major surface and a backsheet portion overlaying said second major surface said envelope sheet encasing said absorbent pad, said backsheet portion being coated with a layer of adhesive; a perimeter having longitudinal perimeter segments; and a wrapper, said wrapper being releasably affixed to said backsheet portion of said envelope sheet and having longitudinal flap portions extending outward from said longitudinal perimeter segments, said absorbent pad and said wrapper being folded as a unit about at least two fold-axes and said longitudinal flap portions being frangibly sealed.
Claim 7
Dependent Claim
117 words
An individually packaged catamenial pad comprising: an absorbent pad having a first major surface and a second major surface; an envelope sheet comprising a liquid permeable topsheet portion overlaying said first major surface and a backsheet portion overlaying said second major surface said envelope sheet encasing said absorbent pad, said backsheet portion being coated with a layer of adhesive; a perimeter having longitudinal perimeter segments; and a wrapper, said wrapper being releasably affixed to said backsheet portion of said envelope sheet and having longitudinal flap portions extending outward from said longitudinal perimeter segments, said absorbent pad and said wrapper being folded as a unit about at least two fold-axes and said longitudinal flap portions being frangibly sealed.
Claim 8
Dependent Claim
14 words
The individually packaged catamenial pad of claim 5 wherein said wrapper has a pouch.
References Cited (Backward Citations)
US1352962A
Cited
US1630343A
Cited
US2449334A
Cited
US2750033A
Cited
US3035578A
Cited
US3062371A
Cited
US3193181A
Cited
US3877432A
Cited
US3561593A
Cited
US3698549A
Cited
US3963029A
Cited
US3973567A
Cited
US4286639A
Cited
US4402689A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1988-12-02 | 1989-06-03 | 1989-12-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1992-12-02 | 1993-06-03 | 1993-12-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1996-12-02 | 1997-06-03 | 1997-12-03 | $7700.00 | Window Closed / Lapsed |